low '40's in napa and santa rosa. for these are your morning lows. temperatures will continue to drop as we enter into sunrise. later this morning everyone in the '50s as we set the clock into motion to be in your afternoon highs. climb to the '60s. seventies the possibility north of santa rosa. it is turning out to be a nice day around the bay area. your afternoon highs temperatures above average. 66 for oakland. 63 exit for cochrane fairfield. we do have changes high pressure in control for now. what will happen in area of low pressure will drop down from the gulf of alaska bringing cool air into the bay area. it will be a cold one by the middle of this week. we do expect rain 11:00 p.m. tuesday night. f mostly cloudy conditions not until the overnight hours where we start to see some showers. it will approach from the north bay first. we could see between a quarter and and half inch of rain here in the bay area. this is not a heavy system, in fact it will bring scattered showers. it will be dry thursday into friday. we have another storm system he